/*
 * Copyright 1999-2018 Alibaba Group Holding Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

(function (mod) {
    if (typeof exports == "object" && typeof module == "object") // CommonJS
        mod(require("../../lib/codemirror"));
    else if (typeof define == "function" && define.amd) // AMD
        define(["../../lib/codemirror"], mod);
    else // Plain browser env
        mod(CodeMirror);
})(function (CodeMirror) {
    "use strict";

    function Context(indented, column, type, info, align, prev) {
        this.indented = indented;
        this.column = column;
        this.type = type;
        this.info = info;
        this.align = align;
        this.prev = prev;
    }

    function pushContext(state, col, type, info) {
        var indent = state.indented;
        if (state.context && state.context.type == "statement" && type != "statement")
            indent = state.context.indented;
        return state.context = new Context(indent, col, type, info, null, state.context);
    }

    function popContext(state) {
        var t = state.context.type;
        if (t == ")" || t == "]" || t == "}")
            state.indented = state.context.indented;
        return state.context = state.context.prev;
    }

    function typeBefore(stream, state, pos) {
        if (state.prevToken == "variable" || state.prevToken == "type") return true;
        if (/\S(?:[^- ]>|[*\]])\s*$|\*$/.test(stream.string.slice(0, pos))) return true;
        if (state.typeAtEndOfLine && stream.column() == stream.indentation()) return true;
    }

    function isTopScope(context) {
        for (; ;) {
            if (!context || context.type == "top") return true;
            if (context.type == "}" && context.prev.info != "namespace") return false;
            context = context.prev;
        }
    }

    CodeMirror.defineMode("clike", function (config, parserConfig) {
        var indentUnit = config.indentUnit,
            statementIndentUnit = parserConfig.statementIndentUnit || indentUnit,
            dontAlignCalls = parserConfig.dontAlignCalls,
            keywords = parserConfig.keywords || {},
            types = parserConfig.types || {},
            builtin = parserConfig.builtin || {},
            blockKeywords = parserConfig.blockKeywords || {},
            defKeywords = parserConfig.defKeywords || {},
            atoms = parserConfig.atoms || {},
            hooks = parserConfig.hooks || {},
            multiLineStrings = parserConfig.multiLineStrings,
            indentStatements = parserConfig.indentStatements !== false,
            indentSwitch = parserConfig.indentSwitch !== false,
            namespaceSeparator = parserConfig.namespaceSeparator,
            isPunctuationChar = parserConfig.isPunctuationChar || /[\[\]{}\(\),;\:\.]/,
            numberStart = parserConfig.numberStart || /[\d\.]/,
            number = parserConfig.number || /^(?:0x[a-f\d]+|0b[01]+|(?:\d+\.?\d*|\.\d+)(?:e[-+]?\d+)?)(u|ll?|l|f)?/i,
            isOperatorChar = parserConfig.isOperatorChar || /[+\-*&%=<>!?|\/]/,
            isIdentifierChar = parserConfig.isIdentifierChar || /[\w\$_\xa1-\uffff]/;

        var curPunc, isDefKeyword;

        function tokenBase(stream, state) {
            var ch = stream.next();
            if (hooks[ch]) {
                var result = hooks[ch](stream, state);
                if (result !== false) return result;
            }
            if (ch == '"' || ch == "'") {
                state.tokenize = tokenString(ch);
                return state.tokenize(stream, state);
            }
            if (isPunctuationChar.test(ch)) {
                curPunc = ch;
                return null;
            }
            if (numberStart.test(ch)) {
                stream.backUp(1)
                if (stream.match(number)) return "number"
                stream.next()
            }
            if (ch == "/") {
                if (stream.eat("*")) {
                    state.tokenize = tokenComment;
                    return tokenComment(stream, state);
                }
                if (stream.eat("/")) {
                    stream.skipToEnd();
                    return "comment";
                }
            }
            if (isOperatorChar.test(ch)) {
                while (!stream.match(/^\/[\/*]/, false) && stream.eat(isOperatorChar)) {
                }
                return "operator";
            }
            stream.eatWhile(isIdentifierChar);
            if (namespaceSeparator) while (stream.match(namespaceSeparator))
                stream.eatWhile(isIdentifierChar);

            var cur = stream.current();
            if (contains(keywords, cur)) {
                if (contains(blockKeywords, cur)) curPunc = "newstatement";
                if (contains(defKeywords, cur)) isDefKeyword = true;
                return "keyword";
            }
            if (contains(types, cur)) return "type";
            if (contains(builtin, cur)) {
                if (contains(blockKeywords, cur)) curPunc = "newstatement";
                return "builtin";
            }
            if (contains(atoms, cur)) return "atom";
            return "variable";
        }

        function tokenString(quote) {
            return function (stream, state) {
                var escaped = false, next, end = false;
                while ((next = stream.next()) != null) {
                    if (next == quote && !escaped) {
                        end = true;
                        break;
                    }
                    escaped = !escaped && next == "\\";
                }
                if (end || !(escaped || multiLineStrings))
                    state.tokenize = null;
                return "string";
            };
        }

        function tokenComment(stream, state) {
            var maybeEnd = false, ch;
            while (ch = stream.next()) {
                if (ch == "/" && maybeEnd) {
                    state.tokenize = null;
                    break;
                }
                maybeEnd = (ch == "*");
            }
            return "comment";
        }

        function maybeEOL(stream, state) {
            if (parserConfig.typeFirstDefinitions && stream.eol() && isTopScope(state.context))
                state.typeAtEndOfLine = typeBefore(stream, state, stream.pos)
        }

        // Interface

        return {
            startState: function (basecolumn) {
                return {
                    tokenize: null,
                    context: new Context((basecolumn || 0) - indentUnit, 0, "top", null, false),
                    indented: 0,
                    startOfLine: true,
                    prevToken: null
                };
            },

            token: function (stream, state) {
                var ctx = state.context;
                if (stream.sol()) {
                    if (ctx.align == null) ctx.align = false;
                    state.indented = stream.indentation();
                    state.startOfLine = true;
                }
                if (stream.eatSpace()) {
                    maybeEOL(stream, state);
                    return null;
                }
                curPunc = isDefKeyword = null;
                var style = (state.tokenize || tokenBase)(stream, state);
                if (style == "comment" || style == "meta") return style;
                if (ctx.align == null) ctx.align = true;

                if (curPunc == ";" || curPunc == ":" || (curPunc == "," && stream.match(/^\s*(?:\/\/.*)?$/, false)))
                    while (state.context.type == "statement") popContext(state);
                else if (curPunc == "{") pushContext(state, stream.column(), "}");
                else if (curPunc == "[") pushContext(state, stream.column(), "]");
                else if (curPunc == "(") pushContext(state, stream.column(), ")");
                else if (curPunc == "}") {
                    while (ctx.type == "statement") ctx = popContext(state);
                    if (ctx.type == "}") ctx = popContext(state);
                    while (ctx.type == "statement") ctx = popContext(state);
                } else if (curPunc == ctx.type) popContext(state);
                else if (indentStatements &&
                    (((ctx.type == "}" || ctx.type == "top") && curPunc != ";") ||
                        (ctx.type == "statement" && curPunc == "newstatement"))) {
                    pushContext(state, stream.column(), "statement", stream.current());
                }

                if (style == "variable" &&
                    ((state.prevToken == "def" ||
                        (parserConfig.typeFirstDefinitions && typeBefore(stream, state, stream.start) &&
                            isTopScope(state.context) && stream.match(/^\s*\(/, false)))))
                    style = "def";

                if (hooks.token) {
                    var result = hooks.token(stream, state, style);
                    if (result !== undefined) style = result;
                }

                if (style == "def" && parserConfig.styleDefs === false) style = "variable";

                state.startOfLine = false;
                state.prevToken = isDefKeyword ? "def" : style || curPunc;
                maybeEOL(stream, state);
                return style;
            },

            indent: function (state, textAfter) {
                if (state.tokenize != tokenBase && state.tokenize != null || state.typeAtEndOfLine) return CodeMirror.Pass;
                var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
                if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
                if (parserConfig.dontIndentStatements)
                    while (ctx.type == "statement" && parserConfig.dontIndentStatements.test(ctx.info))
                        ctx = ctx.prev
                if (hooks.indent) {
                    var hook = hooks.indent(state, ctx, textAfter);
                    if (typeof hook == "number") return hook
                }
                var closing = firstChar == ctx.type;
                var switchBlock = ctx.prev && ctx.prev.info == "switch";
                if (parserConfig.allmanIndentation && /[{(]/.test(firstChar)) {
                    while (ctx.type != "top" && ctx.type != "}") ctx = ctx.prev
                    return ctx.indented
                }
                if (ctx.type == "statement")
                    return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit);
                if (ctx.align && (!dontAlignCalls || ctx.type != ")"))
                    return ctx.column + (closing ? 0 : 1);
                if (ctx.type == ")" && !closing)
                    return ctx.indented + statementIndentUnit;

                return ctx.indented + (closing ? 0 : indentUnit) +
                    (!closing && switchBlock && !/^(?:case|default)\b/.test(textAfter) ? indentUnit : 0);
            },

            electricInput: indentSwitch ? /^\s*(?:case .*?:|default:|\{\}?|\})$/ : /^\s*[{}]$/,
            blockCommentStart: "/*",
            blockCommentEnd: "*/",
            lineComment: "//",
            fold: "brace"
        };
    });

    function words(str) {
        var obj = {}, words = str.split(" ");
        for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
        return obj;
    }

    function contains(words, word) {
        if (typeof words === "function") {
            return words(word);
        } else {
            return words.propertyIsEnumerable(word);
        }
    }

    var cKeywords = "auto if break case register continue return default do sizeof " +
        "static else struct switch extern typedef union for goto while enum const volatile";
    var cTypes = "int long char short double float unsigned signed void size_t ptrdiff_t";

    function cppHook(stream, state) {
        if (!state.startOfLine) return false
        for (var ch, next = null; ch = stream.peek();) {
            if (ch == "\\" && stream.match(/^.$/)) {
                next = cppHook
                break
            } else if (ch == "/" && stream.match(/^\/[\/\*]/, false)) {
                break
            }
            stream.next()
        }
        state.tokenize = next
        return "meta"
    }

    function pointerHook(_stream, state) {
        if (state.prevToken == "type") return "type";
        return false;
    }

    function cpp14Literal(stream) {
        stream.eatWhile(/[\w\.']/);
        return "number";
    }

    function cpp11StringHook(stream, state) {
        stream.backUp(1);
        // Raw strings.
        if (stream.match(/(R|u8R|uR|UR|LR)/)) {
            var match = stream.match(/"([^\s\\()]{0,16})\(/);
            if (!match) {
                return false;
            }
            state.cpp11RawStringDelim = match[1];
            state.tokenize = tokenRawString;
            return tokenRawString(stream, state);
        }
        // Unicode strings/chars.
        if (stream.match(/(u8|u|U|L)/)) {
            if (stream.match(/["']/, /* eat */ false)) {
                return "string";
            }
            return false;
        }
        // Ignore this hook.
        stream.next();
        return false;
    }

    function cppLooksLikeConstructor(word) {
        var lastTwo = /(\w+)::~?(\w+)$/.exec(word);
        return lastTwo && lastTwo[1] == lastTwo[2];
    }

    // C#-style strings where "" escapes a quote.
    function tokenAtString(stream, state) {
        var next;
        while ((next = stream.next()) != null) {
            if (next == '"' && !stream.eat('"')) {
                state.tokenize = null;
                break;
            }
        }
        return "string";
    }

    // C++11 raw string literal is <prefix>"<delim>( anything )<delim>", where
    // <delim> can be a string up to 16 characters long.
    function tokenRawString(stream, state) {
        // Escape characters that have special regex meanings.
        var delim = state.cpp11RawStringDelim.replace(/[^\w\s]/g, '\\$&');
        var match = stream.match(new RegExp(".*?\\)" + delim + '"'));
        if (match)
            state.tokenize = null;
        else
            stream.skipToEnd();
        return "string";
    }

    function def(mimes, mode) {
        if (typeof mimes == "string") mimes = [mimes];
        var words = [];

        function add(obj) {
            if (obj) for (var prop in obj) if (obj.hasOwnProperty(prop))
                words.push(prop);
        }

        add(mode.keywords);
        add(mode.types);
        add(mode.builtin);
        add(mode.atoms);
        if (words.length) {
            mode.helperType = mimes[0];
            CodeMirror.registerHelper("hintWords", mimes[0], words);
        }

        for (var i = 0; i < mimes.length; ++i)
            CodeMirror.defineMIME(mimes[i], mode);
    }

    def(["text/x-csrc", "text/x-c", "text/x-chdr"], {
        name: "clike",
        keywords: words(cKeywords),
        types: words(cTypes + " bool _Complex _Bool float_t double_t intptr_t intmax_t " +
            "int8_t int16_t int32_t int64_t uintptr_t uintmax_t uint8_t uint16_t " +
            "uint32_t uint64_t"),
        blockKeywords: words("case do else for if switch while struct"),
        defKeywords: words("struct"),
        typeFirstDefinitions: true,
        atoms: words("null true false"),
        hooks: {"#": cppHook, "*": pointerHook},
        modeProps: {fold: ["brace", "include"]}
    });

    def(["text/x-c++src", "text/x-c++hdr"], {
        name: "clike",
        keywords: words(cKeywords + " asm dynamic_cast namespace reinterpret_cast try explicit new " +
            "static_cast typeid catch operator template typename class friend private " +
            "this using const_cast inline public throw virtual delete mutable protected " +
            "alignas alignof constexpr decltype nullptr noexcept thread_local final " +
            "static_assert override"),
        types: words(cTypes + " bool wchar_t"),
        blockKeywords: words("catch class do else finally for if struct switch try while"),
        defKeywords: words("class namespace struct enum union"),
        typeFirstDefinitions: true,
        atoms: words("true false null"),
        dontIndentStatements: /^template$/,
        isIdentifierChar: /[\w\$_~\xa1-\uffff]/,
        hooks: {
            "#": cppHook,
            "*": pointerHook,
            "u": cpp11StringHook,
            "U": cpp11StringHook,
            "L": cpp11StringHook,
            "R": cpp11StringHook,
            "0": cpp14Literal,
            "1": cpp14Literal,
            "2": cpp14Literal,
            "3": cpp14Literal,
            "4": cpp14Literal,
            "5": cpp14Literal,
            "6": cpp14Literal,
            "7": cpp14Literal,
            "8": cpp14Literal,
            "9": cpp14Literal,
            token: function (stream, state, style) {
                if (style == "variable" && stream.peek() == "(" &&
                    (state.prevToken == ";" || state.prevToken == null ||
                        state.prevToken == "}") &&
                    cppLooksLikeConstructor(stream.current()))
                    return "def";
            }
        },
        namespaceSeparator: "::",
        modeProps: {fold: ["brace", "include"]}
    });

    def("text/x-java", {
        name: "clike",
        keywords: words("abstract assert break case catch class const continue default " +
            "do else enum extends final finally float for goto if implements import " +
            "instanceof interface native new package private protected public " +
            "return static strictfp super switch synchronized this throw throws transient " +
            "try volatile while @interface"),
        types: words("byte short int long float double boolean char void Boolean Byte Character Double Float " +
            "Integer Long Number Object Short String StringBuffer StringBuilder Void"),
        blockKeywords: words("catch class do else finally for if switch try while"),
        defKeywords: words("class interface package enum @interface"),
        typeFirstDefinitions: true,
        atoms: words("true false null"),
        number: /^(?:0x[a-f\d_]+|0b[01_]+|(?:[\d_]+\.?\d*|\.\d+)(?:e[-+]?[\d_]+)?)(u|ll?|l|f)?/i,
        hooks: {
            "@": function (stream) {
                // Don't match the @interface keyword.
                if (stream.match('interface', false)) return false;

                stream.eatWhile(/[\w\$_]/);
                return "meta";
            }
        },
        modeProps: {fold: ["brace", "import"]}
    });

    def("text/x-csharp", {
        name: "clike",
        keywords: words("abstract as async await base break case catch checked class const continue" +
            " default delegate do else enum event explicit extern finally fixed for" +
            " foreach goto if implicit in interface internal is lock namespace new" +
            " operator out override params private protected public readonly ref return sealed" +
            " sizeof stackalloc static struct switch this throw try typeof unchecked" +
            " unsafe using virtual void volatile while add alias ascending descending dynamic from get" +
            " global group into join let orderby partial remove select set value var yield"),
        types: words("Action Boolean Byte Char DateTime DateTimeOffset Decimal Double Func" +
            " Guid Int16 Int32 Int64 Object SByte Single String Task TimeSpan UInt16 UInt32" +
            " UInt64 bool byte char decimal double short int long object" +
            " sbyte float string ushort uint ulong"),
        blockKeywords: words("catch class do else finally for foreach if struct switch try while"),
        defKeywords: words("class interface namespace struct var"),
        typeFirstDefinitions: true,
        atoms: words("true false null"),
        hooks: {
            "@": function (stream, state) {
                if (stream.eat('"')) {
                    state.tokenize = tokenAtString;
                    return tokenAtString(stream, state);
                }
                stream.eatWhile(/[\w\$_]/);
                return "meta";
            }
        }
    });

    function tokenTripleString(stream, state) {
        var escaped = false;
        while (!stream.eol()) {
            if (!escaped && stream.match('"""')) {
                state.tokenize = null;
                break;
            }
            escaped = stream.next() == "\\" && !escaped;
        }
        return "string";
    }

    def("text/x-scala", {
        name: "clike",
        keywords: words(
            /* scala */
            "abstract case catch class def do else extends final finally for forSome if " +
            "implicit import lazy match new null object override package private protected return " +
            "sealed super this throw trait try type val var while with yield _ " +

            /* package scala */
            "assert assume require print println printf readLine readBoolean readByte readShort " +
            "readChar readInt readLong readFloat readDouble"
        ),
        types: words(
            "AnyVal App Application Array BufferedIterator BigDecimal BigInt Char Console Either " +
            "Enumeration Equiv Error Exception Fractional Function IndexedSeq Int Integral Iterable " +
            "Iterator List Map Numeric Nil NotNull Option Ordered Ordering PartialFunction PartialOrdering " +
            "Product Proxy Range Responder Seq Serializable Set Specializable Stream StringBuilder " +
            "StringContext Symbol Throwable Traversable TraversableOnce Tuple Unit Vector " +

            /* package java.lang */
            "Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " +
            "Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " +
            "Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " +
            "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void"
        ),
        multiLineStrings: true,
        blockKeywords: words("catch class enum do else finally for forSome if match switch try while"),
        defKeywords: words("class enum def object package trait type val var"),
        atoms: words("true false null"),
        indentStatements: false,
        indentSwitch: false,
        isOperatorChar: /[+\-*&%=<>!?|\/#:@]/,
        hooks: {
            "@": function (stream) {
                stream.eatWhile(/[\w\$_]/);
                return "meta";
            },
            '"': function (stream, state) {
                if (!stream.match('""')) return false;
                state.tokenize = tokenTripleString;
                return state.tokenize(stream, state);
            },
            "'": function (stream) {
                stream.eatWhile(/[\w\$_\xa1-\uffff]/);
                return "atom";
            },
            "=": function (stream, state) {
                var cx = state.context
                if (cx.type == "}" && cx.align && stream.eat(">")) {
                    state.context = new Context(cx.indented, cx.column, cx.type, cx.info, null, cx.prev)
                    return "operator"
                } else {
                    return false
                }
            }
        },
        modeProps: {closeBrackets: {triples: '"'}}
    });

    function tokenKotlinString(tripleString) {
        return function (stream, state) {
            var escaped = false, next, end = false;
            while (!stream.eol()) {
                if (!tripleString && !escaped && stream.match('"')) {
                    end = true;
                    break;
                }
                if (tripleString && stream.match('"""')) {
                    end = true;
                    break;
                }
                next = stream.next();
                if (!escaped && next == "$" && stream.match('{'))
                    stream.skipTo("}");
                escaped = !escaped && next == "\\" && !tripleString;
            }
            if (end || !tripleString)
                state.tokenize = null;
            return "string";
        }
    }

    def("text/x-kotlin", {
        name: "clike",
        keywords: words(
            /*keywords*/
            "package as typealias class interface this super val " +
            "var fun for is in This throw return " +
            "break continue object if else while do try when !in !is as? " +

            /*soft keywords*/
            "file import where by get set abstract enum open inner override private public internal " +
            "protected catch finally out final vararg reified dynamic companion constructor init " +
            "sealed field property receiver param sparam lateinit data inline noinline tailrec " +
            "external annotation crossinline const operator infix suspend"
        ),
        types: words(
            /* package java.lang */
            "Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " +
            "Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " +
            "Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " +
            "StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void"
        ),
        intendSwitch: false,
        indentStatements: false,
        multiLineStrings: true,
        number: /^(?:0x[a-f\d_]+|0b[01_]+|(?:[\d_]+\.?\d*|\.\d+)(?:e[-+]?[\d_]+)?)(u|ll?|l|f)?/i,
        blockKeywords: words("catch class do else finally for if where try while enum"),
        defKeywords: words("class val var object package interface fun"),
        atoms: words("true false null this"),
        hooks: {
            '"': function (stream, state) {
                state.tokenize = tokenKotlinString(stream.match('""'));
                return state.tokenize(stream, state);
            }
        },
        modeProps: {closeBrackets: {triples: '"'}}
    });

    def(["x-shader/x-vertex", "x-shader/x-fragment"], {
        name: "clike",
        keywords: words("sampler1D sampler2D sampler3D samplerCube " +
            "sampler1DShadow sampler2DShadow " +
            "const attribute uniform varying " +
            "break continue discard return " +
            "for while do if else struct " +
            "in out inout"),
        types: words("float int bool void " +
            "vec2 vec3 vec4 ivec2 ivec3 ivec4 bvec2 bvec3 bvec4 " +
            "mat2 mat3 mat4"),
        blockKeywords: words("for while do if else struct"),
        builtin: words("radians degrees sin cos tan asin acos atan " +
            "pow exp log exp2 sqrt inversesqrt " +
            "abs sign floor ceil fract mod min max clamp mix step smoothstep " +
            "length distance dot cross normalize ftransform faceforward " +
            "reflect refract matrixCompMult " +
            "lessThan lessThanEqual greaterThan greaterThanEqual " +
            "equal notEqual any all not " +
            "texture1D texture1DProj texture1DLod texture1DProjLod " +
            "texture2D texture2DProj texture2DLod texture2DProjLod " +
            "texture3D texture3DProj texture3DLod texture3DProjLod " +
            "textureCube textureCubeLod " +
            "shadow1D shadow2D shadow1DProj shadow2DProj " +
            "shadow1DLod shadow2DLod shadow1DProjLod shadow2DProjLod " +
            "dFdx dFdy fwidth " +
            "noise1 noise2 noise3 noise4"),
        atoms: words("true false " +
            "gl_FragColor gl_SecondaryColor gl_Normal gl_Vertex " +
            "gl_MultiTexCoord0 gl_MultiTexCoord1 gl_MultiTexCoord2 gl_MultiTexCoord3 " +
            "gl_MultiTexCoord4 gl_MultiTexCoord5 gl_MultiTexCoord6 gl_MultiTexCoord7 " +
            "gl_FogCoord gl_PointCoord " +
            "gl_Position gl_PointSize gl_ClipVertex " +
            "gl_FrontColor gl_BackColor gl_FrontSecondaryColor gl_BackSecondaryColor " +
            "gl_TexCoord gl_FogFragCoord " +
            "gl_FragCoord gl_FrontFacing " +
            "gl_FragData gl_FragDepth " +
            "gl_ModelViewMatrix gl_ProjectionMatrix gl_ModelViewProjectionMatrix " +
            "gl_TextureMatrix gl_NormalMatrix gl_ModelViewMatrixInverse " +
            "gl_ProjectionMatrixInverse gl_ModelViewProjectionMatrixInverse " +
            "gl_TexureMatrixTranspose gl_ModelViewMatrixInverseTranspose " +
            "gl_ProjectionMatrixInverseTranspose " +
            "gl_ModelViewProjectionMatrixInverseTranspose " +
            "gl_TextureMatrixInverseTranspose " +
            "gl_NormalScale gl_DepthRange gl_ClipPlane " +
            "gl_Point gl_FrontMaterial gl_BackMaterial gl_LightSource gl_LightModel " +
            "gl_FrontLightModelProduct gl_BackLightModelProduct " +
            "gl_TextureColor gl_EyePlaneS gl_EyePlaneT gl_EyePlaneR gl_EyePlaneQ " +
            "gl_FogParameters " +
            "gl_MaxLights gl_MaxClipPlanes gl_MaxTextureUnits gl_MaxTextureCoords " +
            "gl_MaxVertexAttribs gl_MaxVertexUniformComponents gl_MaxVaryingFloats " +
            "gl_MaxVertexTextureImageUnits gl_MaxTextureImageUnits " +
            "gl_MaxFragmentUniformComponents gl_MaxCombineTextureImageUnits " +
            "gl_MaxDrawBuffers"),
        indentSwitch: false,
        hooks: {"#": cppHook},
        modeProps: {fold: ["brace", "include"]}
    });

    def("text/x-nesc", {
        name: "clike",
        keywords: words(cKeywords + "as atomic async call command component components configuration event generic " +
            "implementation includes interface module new norace nx_struct nx_union post provides " +
            "signal task uses abstract extends"),
        types: words(cTypes),
        blockKeywords: words("case do else for if switch while struct"),
        atoms: words("null true false"),
        hooks: {"#": cppHook},
        modeProps: {fold: ["brace", "include"]}
    });

    def("text/x-objectivec", {
        name: "clike",
        keywords: words(cKeywords + "inline restrict _Bool _Complex _Imaginary BOOL Class bycopy byref id IMP in " +
            "inout nil oneway out Protocol SEL self super atomic nonatomic retain copy readwrite readonly"),
        types: words(cTypes),
        atoms: words("YES NO NULL NILL ON OFF true false"),
        hooks: {
            "@": function (stream) {
                stream.eatWhile(/[\w\$]/);
                return "keyword";
            },
            "#": cppHook,
            indent: function (_state, ctx, textAfter) {
                if (ctx.type == "statement" && /^@\w/.test(textAfter)) return ctx.indented
            }
        },
        modeProps: {fold: "brace"}
    });

    def("text/x-squirrel", {
        name: "clike",
        keywords: words("base break clone continue const default delete enum extends function in class" +
            " foreach local resume return this throw typeof yield constructor instanceof static"),
        types: words(cTypes),
        blockKeywords: words("case catch class else for foreach if switch try while"),
        defKeywords: words("function local class"),
        typeFirstDefinitions: true,
        atoms: words("true false null"),
        hooks: {"#": cppHook},
        modeProps: {fold: ["brace", "include"]}
    });

    // Ceylon Strings need to deal with interpolation
    var stringTokenizer = null;

    function tokenCeylonString(type) {
        return function (stream, state) {
            var escaped = false, next, end = false;
            while (!stream.eol()) {
                if (!escaped && stream.match('"') &&
                    (type == "single" || stream.match('""'))) {
                    end = true;
                    break;
                }
                if (!escaped && stream.match('``')) {
                    stringTokenizer = tokenCeylonString(type);
                    end = true;
                    break;
                }
                next = stream.next();
                escaped = type == "single" && !escaped && next == "\\";
            }
            if (end)
                state.tokenize = null;
            return "string";
        }
    }

    def("text/x-ceylon", {
        name: "clike",
        keywords: words("abstracts alias assembly assert assign break case catch class continue dynamic else" +
            " exists extends finally for function given if import in interface is let module new" +
            " nonempty object of out outer package return satisfies super switch then this throw" +
            " try value void while"),
        types: function (word) {
            // In Ceylon all identifiers that start with an uppercase are types
            var first = word.charAt(0);
            return (first === first.toUpperCase() && first !== first.toLowerCase());
        },
        blockKeywords: words("case catch class dynamic else finally for function if interface module new object switch try while"),
        defKeywords: words("class dynamic function interface module object package value"),
        builtin: words("abstract actual aliased annotation by default deprecated doc final formal late license" +
            " native optional sealed see serializable shared suppressWarnings tagged throws variable"),
        isPunctuationChar: /[\[\]{}\(\),;\:\.`]/,
        isOperatorChar: /[+\-*&%=<>!?|^~:\/]/,
        numberStart: /[\d#$]/,
        number: /^(?:#[\da-fA-F_]+|\$[01_]+|[\d_]+[kMGTPmunpf]?|[\d_]+\.[\d_]+(?:[eE][-+]?\d+|[kMGTPmunpf]|)|)/i,
        multiLineStrings: true,
        typeFirstDefinitions: true,
        atoms: words("true false null larger smaller equal empty finished"),
        indentSwitch: false,
        styleDefs: false,
        hooks: {
            "@": function (stream) {
                stream.eatWhile(/[\w\$_]/);
                return "meta";
            },
            '"': function (stream, state) {
                state.tokenize = tokenCeylonString(stream.match('""') ? "triple" : "single");
                return state.tokenize(stream, state);
            },
            '`': function (stream, state) {
                if (!stringTokenizer || !stream.match('`')) return false;
                state.tokenize = stringTokenizer;
                stringTokenizer = null;
                return state.tokenize(stream, state);
            },
            "'": function (stream) {
                stream.eatWhile(/[\w\$_\xa1-\uffff]/);
                return "atom";
            },
            token: function (_stream, state, style) {
                if ((style == "variable" || style == "type") &&
                    state.prevToken == ".") {
                    return "variable-2";
                }
            }
        },
        modeProps: {
            fold: ["brace", "import"],
            closeBrackets: {triples: '"'}
        }
    });

});
